The is the 3rd version of The Great Stone Face in Gregg Shorthand. It matches the 1929 Gregg Shorthand Anniversary Manual. The shorthand plates were by Winifred Kenna Richmond. This book was first published in 1931. This copy is from the May 1931 press run, based on the E78 printers code.
Here are the other versions of The Great Stone Face in Gregg Shorthand:
--1st Version - Published January 1912 - Matches the 1902 Gregg Shorthand Manual. Prior to publication, this version was serialized in the Gregg Writer Magazine from October 1908 to April 1910. Except for the first 4 pages, all of the plates from the serialization were used in the 1912 book publication. The first 4 pages in the Gregg Writer contain Shorthand plates that are greatly different than those found in the 1912 publication.
--2nd Version - Published around 1924 - Matches the 1916 Gregg Shorthand Manual. Shorthand plates by Harriet M. Johnson. This version was later included with four other Gregg Shorthand novels in the 1927 collection book "Short Classics in Shorthand."
This 1931 book entered the public domain as soon as it was first published. There is no copyright notice in the book. Any book first published in the US before January 1, 1978, without a proper copyright notice immediately went into the public domain at the time of publication. There are also no copyright notices in any of the other individual Gregg Shorthand novel versions of existing works, such as Alice in Wonderland, Rip Van Winkle, the Great Stone Face, etc. All copyrights belonged to the original material. Back then, the US Copyright Office did not allow Gregg to copyright shorthand novels based on existing literary works.